Datasheet

50
60
80
90
10 100 1 k 10 k
PSRR
PowerSupplyRejectionRatio
dB
30
20
f Frequency Hz
10
100k 1 M
40
70
V
IN1
=4.3V
V
OUT1
=3.3V
I
O
=10mA
C
o
=22 Fm
-
-
- -
50
60
80
100
20
10
0
30
40
70
90
10 100 1 k 10 k 100k 1 M
V
IN1
=4.3V
V
OUT1
=3.3V
I
O
=1A
C
o
PSRR
PowerSupplyRejectionRatio
dB
f Frequency Hz
=22 Fm
-
-
- -
50
60
80
100
20
10
0
30
40
70
90
10 100 1 k 10 k 100k 1 M
V
IN2
=2.8V
V
OUT2
=1.8V
I
O
=10mA
C
o
PSRR
PowerSupplyRejectionRatio
dB
f Frequency Hz
=47 Fm
-
-
- -
50
60
80
100
20
10
0
30
40
70
90
10 100 1 k 10 k 100k 1 M
V
IN2
=2.8V
V
OUT2
=1.8V
I
O
=2A
C
o
PSRR
PowerSupplyRejectionRatio
dB
f Frequency Hz
=47 Fm
-
-
- -
TPS70345, TPS70348
TPS70351, TPS70358
TPS70302
www.ti.com SLVS285H –AUGUST 2000–REVISED APRIL 2010
TYPICAL CHARACTERISTICS (continued)
TPS70351 TPS70351
POWER-SUPPLY REJECTION RATIO POWER-SUPPLY REJECTION RATIO
vs vs
FREQUENCY FREQUENCY
Figure 6. Figure 7.
TPS70351 TPS70351
POWER-SUPPLY REJECTION RATIO POWER-SUPPLY REJECTION RATIO
vs vs
FREQUENCY FREQUENCY
Figure 8. Figure 9.
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